CN220555320U - Vehicle seat assembly - Google Patents

Abstract

A vehicle seat assembly is convertible between a use position and a non-use position. The vehicle seat assembly includes: a seat having a seat cushion support; a seat back; a base connected to the vehicle; and a front pivot link supported by the base through a first joint and pivotally connected to the seat cushion support through a second joint; and a rear foot pivotally supported by the base through a third joint. The pivoting movement of the rear foot about the third joint is lockable. The rear leg is connected to the seat back by a fourth joint. The vehicle seat further includes a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein the fourth joint is locked when the seat is moved from the use position to the boarding non-use position.

Description

Vehicle seat assembly

Technical field

The present disclosure relates generally to a vehicle seat assembly, and more particularly to a vehicle seat assembly that can be disposed in both a use position and a non-use position.

Background technique

Seat assemblies are widely used in motor vehicles. Some vehicle seat assemblies are designed to allow the seat to be configured in a variety of positions to accommodate vehicle seating and entry and exit from the vehicle.

Utility model content

The utility model solves the technical problems of the prior art.

According to a first aspect of the present disclosure, a vehicle seat assembly convertible between a use position and a non-use position is provided. The vehicle seat assembly includes: a seat having a seat cushion support; a seat back; a base configured to be connected to the vehicle; and a front pivot link. an axle link supported by the base through a first joint and pivotally connected to a seat cushion support of the seat through a second joint; and a rear leg pivotally supported on the base through a third joint, wherein the rear foot is lockable for pivotal movement about the third joint, and wherein the rear foot is connected to the seat back through the fourth joint. The vehicle seat assembly also includes a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein the seat is removed from use when the seat is in use. When the position moves to the boarding (boarding) non-use position, the fourth joint is locked.

Embodiments of the first aspect of the disclosure may include any one or combination of the following features:

– The vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint;

–Latch includes recliner mechanism;

– The latch includes the recliner heart;

– a stop member supported on the base and located in front of the rear foot so as to contact the rear foot in the vehicle boarding non-use position;

– the stop member is connected to the mounting supporting the first joint;

– a biasing spring for biasing the rear foot to pivot forward towards the stop member;

– the seat cushion support includes rigid members; and

– A locking mechanism operably coupling the rear foot to the base to lock the third joint.

According to a second aspect of the present disclosure, a vehicle seat assembly convertible between a use position and a non-use position is provided. The vehicle seat assembly includes: a seat having a seat cushion support; a seat back; a base configured to be connected to the vehicle; and a front pivot link. an axle link supported by the base through a first joint and pivotally connected to a seat cushion support of the seat through a second joint; and a rear leg pivotally supported by the base through a third joint, wherein Pivotal movement of the rear foot about the third joint is lockable by a locking mechanism, and wherein the rear foot is connected to the seat back through the fourth joint. The vehicle seat assembly also includes a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein the seat is free to pivot when the seat is lifted from the seat. When the use position moves to the vehicle boarding non-use position, the fourth joint is locked; a stop member is located in front of the rear foot to contact the rear foot in the vehicle boarding non-use position; and a bias spring, the A biasing spring is used to bias the rear foot to pivot forward toward the stop member.

Embodiments of the second aspect of the disclosure may include any one or combination of the following features:

– The vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint;

–Latch includes recliner mechanism;

–Latch includes recliner core piece;

– the stop member is connected to the mounting supporting the first joint;

– the seat cushion support includes rigid members; and

– A locking mechanism operably couples the rear foot to the base to lock the third joint.

According to a third aspect of the present disclosure, a vehicle is provided and includes a cabin interior and a vehicle seat assembly convertible between a use position and a non-use position. The vehicle seat assembly further includes: a seat having a seat cushion support; a seat back; a base connected to the vehicle in a cabin interior; and a front pivot link, the front pivot link The shaft link is supported by the base through a first joint and is pivotally connected to a seat cushion support of the seat through a second joint. The vehicle seat assembly further includes: a rear leg pivotally supported on the base via a third joint, wherein the rear leg is lockable for pivotal movement about the third joint, and wherein the rear leg is connected via a fourth joint to the seat back; and a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein when the seat When moving from the use position to the boarding non-use position, the fourth joint is locked.

Embodiments of the third aspect of the disclosure may include any one or combination of the following features:

– The vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint;

– a stop member supported on the base and located in front of the rear foot to contact the rear foot in the boarding non-use position; and

– Biasing spring for biasing the rear foot to pivot forward towards the stop member.

These and other features, advantages and objects of the present invention will be further understood and understood by those skilled in the art by reference to the following specification, claims and drawings.

Description of drawings

In the attached picture:

1 is a side perspective view of a vehicle having vehicle seats including a middle row vehicle seat assembly configured to transition between a use position and a non-use position;

Figure 2 is a schematic side view of the middle row vehicle seat assembly configured in a use position;

FIG. 3 is a schematic side view of the vehicle seat assembly of FIG. 2 shown in a forward pitched first non-use position; and

Figure 4 is a schematic side view of the vehicle seat assembly shown in Figure 2, shown in a second non-use position with the seat back folded.

Detailed ways

Reference will now be made in detail to the present preferred embodiments of the present disclosure, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers will be used throughout the drawings to refer to the same or similar parts. In the drawings, the structural elements depicted are not to scale, and certain features are exaggerated relative to other features for purposes of emphasis and understanding.

As required, detailed embodiments of the present disclosure are disclosed herein; however, it is to be understood that the disclosed embodiments are merely examples of the invention that may be embodied in different and alternative forms. The drawings are not necessarily elaborate; some schematics may be exaggerated or minimized to illustrate functional overview. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present invention.

For the purposes of this description, the terms "upper", "lower", "right", "left", "rear", "front", "vertical", "horizontal" and their derivatives shall refer to as in Figure 1 Orientation concept. It is to be understood, however, that the concepts may assume various alternative orientations unless expressly stated to the contrary. It is also to be understood that the specific devices and processes illustrated in the drawings, and described in the following specification, are merely exemplary embodiments of the inventive concepts defined in the appended claims. Therefore, specific dimensions and other physical characteristics related to the embodiments disclosed herein should not be considered limiting unless the claims expressly state otherwise.

The embodiments currently shown consist essentially in the combination of method steps and equipment components associated with a vehicle seat assembly. Thus, equipment components and method steps have been designated, where appropriate, by conventional symbols in the drawings, and only those specific details relevant to an understanding of the embodiments of the present disclosure are shown, in order to avoid obscuring the general knowledge of those skilled in the art who have the benefit of the description herein. This disclosure may be obscured by details that are readily apparent to a skilled practitioner. Furthermore, the same reference numerals in the specification and drawings refer to the same elements.

As used herein, the term “and/or” when applied to two or more of the listed items means that any one of the listed items may be employed individually or that all of the listed items may be employed. any combination of two or more. For example, if a composition is described as containing components A, B and/or C, then the composition may contain: A only; B only; C only; a combination of A and B; a combination of A and C; a combination of B and C combination; or a combination of A, B and C.

In this document, relational terms such as first and second, top and bottom, are used alone to distinguish one entity or action from another entity or action, without necessarily requiring or implying that a relationship between such entities or actions any actual such relationship or sequence. The terms "comprises," "comprises," or any other variation thereof are intended to cover a non-exclusive inclusion such that a process, method, article or apparatus including a list of elements not only includes those elements, but may also include those not expressly listed or such processes , methods, articles or other elements inherent in the equipment. Without further limitation, an element preceded by "including" does not exclude the presence of additional identical elements in a process, method, article, or apparatus including the stated element.

As used herein, the term "about" means that quantities, sizes, formulations, parameters and other quantities and characteristics are not, and need not be, exact, but may be approximate and/or larger as appropriate. Smaller: Reflects tolerances, conversion factors, rounding, measurement errors, etc. and other factors known to those skilled in the art. When the term "about" is used to describe a value or an endpoint of a range, the disclosure should be understood to include the specific value or endpoint recited. Regardless of whether a numerical value or range endpoint in this specification recites "about," the numerical value or range endpoint is intended to include two embodiments: one modified by "about" and one not modified by "about." It should also be understood that the endpoint of each range in the range is significant both relative to and independent of the other endpoint.

The terms "substantially," "substantially," and variations thereof as used herein are intended to indicate that the described feature is equal or approximately equal to the value or description. For example, a "substantially planar" surface is intended to indicate a planar or approximately planar surface. Additionally, "substantially" is intended to mean that two values are equal or approximately equal. In some embodiments, "substantially" may indicate that values are within about 10% of each other, such as within about 5% of each other, or within about 2% of each other.

Unless expressly indicated to the contrary, as used herein, the terms "the," "a," or "an" mean "at least one" and should not be limited to "only one." Thus, for example, reference to "a component" includes embodiments having two or more such components unless the context clearly indicates otherwise.

Referring to FIG. 1 , there is generally shown a wheeled automobile or motor vehicle 10 configured with passenger seating and accommodation space to transport one or more passengers. Motor vehicle 10 has a body 12 that generally defines a cabin interior 14 . The cabin interior 14 may contain various features and decorative components within the body 12 . The cabin interior 14 is shown with an arrangement of passenger seats including a front seat having a front seat assembly 20 , which may include a driver's seat assembly. and a passenger seat assembly; a second-row seat having a second-row seat assembly 22; and a third-row seat having a third-row seat Chair assembly 24. According to this example, the seating arrangement includes three rows of seats. The vehicle 10 may have other numbers of rows of seats, including one or two rows of seats or more than three rows of seats, as may be found in large SUVs, vans, and buses. It will be appreciated that vehicle 10 may be a motor vehicle capable of transporting one or more passengers, such as, for example, a wheeled car, truck, SUV, van, or bus, or an airplane, train, ship, or other vehicle.

The cabin interior 14 shown in FIG. 1 has a front seat assembly 20 , a second row seat assembly 22 and a third row seat assembly 24 supported on and connected to the vehicle floor 18 . According to some examples, each of the first, second, and third row seats may include one, two, or three seat assemblies. In addition, the first row seat assembly 20 is positioned near the front door 16A, and the second row seat assembly 22 is positioned near the rear door 16B. The driver or passenger can enter the front door 16A to access the front seat assembly 20 and the rear door 16B to access the second row seat assembly 22 . In order to enter the vehicle 10 to reach the third row seat assembly 24 or to exit the vehicle from the third row seat assembly 24, passengers seated or about to be seated in the third row vehicle seat assembly 24 can pass through Rear side door 16B exits and enters vehicle 10 . To provide access to the third row seat assembly 24, one or more of the second row seat assemblies 22 are configured to move in a pivoting pitch motion between a use position and a first non-use position, so that The use position is configured to receive and retain a seated user, such as a passenger, and the first non-use position tilts or pitches forward to allow the passenger to enter the vehicle 10 to reach the third row seat assembly 24 or from the third row. The seat assembly has greater access out of the vehicle.

According to one embodiment, a vehicle seat assembly 22 is shown in Figures 2-4. In this embodiment, the vehicle seat assembly 22 is a second or middle row seat assembly that pivots to pitch forward to a first non-use position to allow enhanced access to the third row of seats. Referring to FIG. 2 , a vehicle seat assembly 22 , illustrated in one example as a second row of seats, is shown in a use position configured to retain seated passengers in a direction facing the front of the vehicle. In FIG. 3 , the vehicle seat assembly 22 is arranged in a first non-use access position that is tilted or pitched forward about the front underside to allow increased access to or from the rear of the vehicle seat assembly 22 . space, such as entering from the rear door 16B to reach the third row seat assembly 24 or exiting from the rear door from the third row seat assembly. In FIG. 4 , the vehicle seat assembly 22 is shown in a second non-use position with the seat back folded forward to a flat position to allow for expanded use in the vehicle 10 when the seat assembly 22 is not in use. for storage space.

The vehicle seat assembly 22 has a seat 26 that provides a seat cushion bracket for retaining a seat cushion 25 and a seat back 28 . The vehicle seat assembly 22 is oriented toward the front of the vehicle such that the seat 26 extends generally horizontally and forward of the vehicle of the seat back 28 in the in-use position. The term seat is to be understood as meaning the entire subassembly consisting of a structure with a seat cushion support and a cushioned seat cushion. The seat back 28 may also include a seat back structure and a padded seat cushion. The seat back 28 is operably coupled to the seat 26 via one or more accessories.

The vehicle seat assembly 22 includes rear legs 32 on opposite lateral sides and operably coupled to the seat back 28 . In this example, each rear foot 32 has a pivot or hinge joint 44 at its front end and a locking mechanism at its rear end that includes a latch 50 that engages a latch 50 on the base 30 Latch bolt 52. The rear legs 32 may be a one-piece metal structure that supports the seat 26 on the rear end and the seat back 28 on the bottom end. It will be appreciated that the rear legs 32 on each opposing lateral side may be connected together with one or more support members (eg, such as tubes or rods). The locking mechanism may lock or lock the seat assembly 22 to the base 30 in the use position and in a second non-use position with the seat back 28 folded forward. The locking mechanism can be unlocked or disengaged to allow the rear legs 32 and seat assembly 22 to pivot or pitch forward to a first non-use position.

The vehicle seat assembly 22 also includes a forward pivot link 34 on each lateral side that couples the front of the seat 26 to a bracket on the base 30 via a pair of hinge joints. The front pivot link 34 is shown in the shape of an elongated member such as a rod or arm. including a first hinge joint 40 connecting the lower end of the front pivot link 34 to a mount in the form of a bracket 45 on the base 30 and a second hinge joint connecting the upper end of the front pivot link 34 to the front end of the seat 26 42. The first hinge joint 40 and the second hinge joint 42 are free pivot joints that allow the front pivot link 34 to rotate counterclockwise for forward and downward movement and clockwise for rearward and upward movement. The vehicle seat assembly 22 includes a third joint 44 coupling the forward portion of the rear leg 32 to the base 30 . Therefore, the rear foot 32 can rotate about the third joint 44 when the locking mechanism is unlocked. This involves the rear foot 32 rotating about the front end, causing the rear end to pivot upward and forward.

The vehicle seat assembly 22 also includes a fourth joint 46 coupling the seat back 28 to the rear leg 32 . The fourth joint 46 is a lockable joint that may include a latch that can be locked to secure the seat back 28 relative to the seat 26 and also unlocked to allow the seat back 28 to be positioned relative to the rear leg 32 Rotate. The fourth joint 46 may include a recliner mechanism, such as a recliner core, which may include, for example, a housing member, a locking plate, and a detent. In the unlocked position, the seat back 28 can pivot forward to a folded position in a second non-use storage position.

The vehicle seat assembly 22 also includes a fifth joint 48 coupling the seat back 28 to the seat 26 . The fifth joint 48 is a free-moving articulated joint that allows the seat back 28 to respond to the seating position as the seat 26 swings or pitches forward to the first non-use access position and returns to the use position. The chair 26 moves freely. As the seat 26 swings forward, the seat back 28 pivots forward relative to the seat 26 .

The vehicle seat assembly 22 is moveable from the use position shown in FIG. 2 to one of the first and second non-use positions shown in FIGS. 3 and 4 respectively. To move the vehicle seat assembly 22 from the in-use position to the first non-use access position, the latch 50 disengages from the locking bolt 52 to release the heel of the rear leg 32 . This can be accomplished via the user manually operating a joystick or using an actuator such as a motor. When latch 50 is unlocked, rear foot 32 and therefore vehicle seat assembly 22 is spring biased upward and forward via spring 54 . In doing so, upward and forward counterclockwise rotation of the rear foot 32 causes the front pivot link 34 to rotate counterclockwise, causing the upper end of the front pivot link 34 to move forward and downward, as shown in FIG. 3 . This causes the seat back 28 to move with the rear legs 32 to a rotated forward position that provides increased space behind the seat assembly 22 to allow a user to enter or exit behind the seat assembly 22 Exit vehicle 10.

To prevent excessive rotation of the seat assembly 22, the mount 45 on the base 30 has a stop member 56 configured to contact the front end of the rear foot 32 in the fully pitched first non-use access position. The stop member 56 may include a stop plate that may be connected to or be part of the mounting 45 , or may be connected directly to the base 30 . The stop member therefore provides an end-of-stroke limiter.

The vehicle seat assembly 22 may be further moved to a second non-use position shown in FIG. 4 . To move to the second non-use position, the fourth joint 46 is unlocked, such as via a lever or actuator, which allows the seat back 28 to pivot forward relative to the fixed rear legs 32 and fold flat on the top of the seat 26 . In this position, the vehicle seat assembly 22 is in a stowage configuration that allows increased space for transporting items within the vehicle 10 .

Accordingly, the vehicle seat assembly 22 advantageously provides a single pivot pitch seat that is moveable between a use position and one or more non-use positions including a vehicle entry non-use position.

It is to be understood that changes and modifications may be made to the foregoing structures without departing from the concepts of the invention, and it is further to be understood that such concepts are intended to be covered by the appended claims, unless the language of such claims expressly provides otherwise. .

According to the utility model, a vehicle seat assembly convertible between a use position and a non-use position is provided. The vehicle seat assembly has: a seat, and the seat has a seat cushion support. ; a seat back; a base configured to be connected to the vehicle; and a front pivot link supported by the base through a first joint and pivotally connected to the seat through a second joint a seat cushion support; a rear foot pivotally supported on the base via a third joint, wherein pivotal movement of the rear foot about the third joint is lockable, and wherein the rear foot is via a fourth joint connected to the seat back; and a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein when the seat When the chair moves from the use position to the boarding non-use position, the fourth joint is locked.

According to an embodiment, the vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint.

According to an embodiment, the latch includes a recliner mechanism.

According to an embodiment, the latch includes a recliner core.

According to an embodiment, the invention is also characterized by a stop member supported on the base and located in front of the rear foot to contact the rear foot in the boarding non-use position.

According to an embodiment, the stop member is connected to the mounting supporting the first joint.

According to an embodiment, the invention is also characterized by a biasing spring for biasing the rear foot to pivot forward towards the stop member.

According to an embodiment, the seat cushion support includes a rigid member.

According to an embodiment, the invention also features a locking mechanism operably coupling the rear foot to the base to lock the third joint.

According to the utility model, a vehicle seat assembly convertible between a use position and a non-use position is provided. The vehicle seat assembly has: a seat, and the seat has a seat cushion support. ; a seat back; a base configured to be connected to the vehicle; and a front pivot link supported by the base through a first joint and pivotally connected to the seat through a second joint a seat cushion support; a rear foot pivotally supported by the base via a third joint, wherein pivotal movement of the rear foot about the third joint is lockable by a locking mechanism, and wherein the rear foot is via a fourth joint connected to the seat back; a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch, and the fifth joint provides a free pivot, and wherein when the seat When moving from the use position to the vehicle boarding non-use position, the fourth joint is locked; the stop member is located in front of the rear foot to contact the rear foot in the vehicle boarding non-use position; and a biasing spring, the A biasing spring is used to bias the rear foot to pivot forward toward the stop member.

According to an embodiment, the vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint.

According to an embodiment, the latch includes a recliner mechanism.

According to an embodiment, the latch includes a recliner core.

According to an embodiment, the stop member is connected to the mounting supporting the first joint.

According to an embodiment, the seat cushion support includes a rigid member.

According to an embodiment, a locking mechanism operatively couples the rear foot to the base to lock the third joint.

According to the utility model, a vehicle is provided. The vehicle has: a cabin interior; and a vehicle seat assembly. The vehicle seat assembly can be converted between a use position and a non-use position. The vehicle seat The assembly includes: a seat having a seat cushion support; a seat back; a base connected to the vehicle in a cabin interior; and a front pivot link through which a first joint supported by the base and pivotally connected to a seat cushion support of the seat through a second joint; a rear leg pivotally supported on the base through a third joint, wherein the rear leg surrounds the third The three-joint pivot movement is lockable and wherein the rear leg is connected to the seat back by a fourth joint; and a fifth joint connects the seat back to the seat cushion support, wherein the fifth joint connects the seat back to the seat cushion support. The fourth joint is the latch and the fifth joint provides free pivoting and wherein the fourth joint is locked when the seat is moved from the use position to the boarding non-use position.

According to an embodiment, the vehicle seat can also be converted into a folded non-use position by unlocking the latch at the fourth joint.

According to an embodiment, the invention is also characterized by a stop member supported on the base and located in front of the rear foot to contact the rear foot in the boarding non-use position.

According to an embodiment, the invention is also characterized by a biasing spring for biasing the rear foot to pivot forward towards the stop member.

Claims (9)

1. A vehicle seat assembly that is convertible between a use position and a non-use position, the vehicle seat assembly comprising:

a seat having a seat cushion support;

a seat back;

a base configured to be connected to a vehicle;

a front pivot link supported by the base through a first joint and pivotally connected to the seat cushion support of the seat through a second joint;

a rear foot pivotally supported on the base by a third joint, wherein pivotal movement of the rear foot about the third joint is lockable, and wherein the rear foot is connected to the seat back by a fourth joint; and

a fifth joint connecting the seat back to the seat cushion support, wherein the fourth joint is a latch and the fifth joint provides a free pivot, and wherein the fourth joint is locked when the seat is moved from the use position to a boarding non-use position.

2. The vehicle seat assembly of claim 1 wherein the seat is further convertible to a folded non-use position by unlatching the latch at the fourth joint.

3. A vehicle seat assembly as set forth in claim 2 wherein said latch includes a recliner mechanism.

4. A vehicle seat assembly as set forth in claim 3 wherein said latch includes a recliner core.

5. The vehicle seat assembly of any one of claims 1-4 further including a stop member supported on the base and forward of the rear leg to contact the rear leg in the boarding non-use position.

6. The vehicle seat assembly of claim 5 wherein said stop member is connected to a mount that supports said first joint.

7. The vehicle seat assembly of claim 6 further comprising a biasing spring for biasing the rear leg to pivot forward toward the stop member.

8. A vehicle seat assembly as in claim 1, wherein the seat cushion support comprises a rigid member.

9. The vehicle seat assembly of claim 1 further comprising a locking mechanism operatively coupling the rear leg to the base to lock the third joint.